Please take look at this java code and help me complete this code to compile together. //MainValidatorA3public class MainA3 { public static void main(String[] args) { System.out.println("Welcome to the Validation Tester application"); // Int Test System.out.println("Int Test"); ValidatorNumeric intValidator = new ValidatorNumeric("Enter an integer between -100 and 100: ", -100, 100); int num = intValidator.getIntWithinRange(); System.out.println("You entered: " + num + "\n"); // Double Test System.out.println("Double Test"); ValidatorNumeric doubleValidator = new ValidatorNumeric("Enter a double value: "); double dbl = doubleValidator.getDoubleWithinRange(); System.out.println("You entered: " + dbl + "\n"); // Required String Test System.out.println("Required String Test:"); ValidatorString stringValidator = new ValidatorString("Enter a required string: "); String requiredString = stringValidator.getRequiredString(); System.out.println("\nYou entered: " + requiredString + "\n"); // String Choice Test System.out.println("String Choice Test"); ValidatorString choiceValidator = new ValidatorString("Select one (x/y): ", "x", "y"); String choice = choiceValidator.getChoiceString(); System.out.println("You entered: " + choice); System.out.println("\nAll Done!"); }} // Validator.javaimport java.util.Scanner;public interface Validator { String getRequiredString(); String getChoiceString();} // ValidatorNumeric.javaimport java.util.Scanner;public class ValidatorNumeric implements Validator {private String prompt;private int minInt, maxInt;private double minDouble, maxDouble;public ValidatorNumeric() {-public ValidatorNumeric (String prompt, int min, int max) {this.prompt = prompt;this.minInt = min;this.maxInt = max;public ValidatorNumeric (String prompt, double min, double max) {}this.prompt = prompt;this.minDouble = min;this.maxDouble = max;D@Overridepublic String getRequiredString(){// Implementing the interface method, but not used for numeric validatorsreturn null;-@Overridepublic String getChoiceString()}{// Implementing the interface method, but not used for numeric validatorsreturn null;Dpublic int getInt() {Scanner scanner = new Scanner (source: System.in);System.out.print (s: prompt);while (!scanner.hasNextInt()) {}System.out.println(x: "Error! Invalid integer value. Try again.");System.out.print (s: prompt);scanner.next();return scanner.nextInt();-public int getIntWithinRange () { public int getIntWithinRange () {}int num;do {numgetInt();if (num maxInt) {}System.out.println("Error! Number must be less than " + (maxInt + 1));} while (num < minInt || num > maxInt);return num;public double getDouble() {Scanner scanner = new Scanner (source: System.in);System.out.print (s: prompt);while (!scanner.hasNextDouble () ) {}System.out.println(x: "Error! Invalid decimal value. Try again.");System.out.print(s: prompt);scanner.next();return scanner.nextDouble();}public double getDoubleWithinRange () {double num;do {num = getDouble();if (num maxDouble) {}System.out.println("Error! Number must be less than " + maxDouble);} while (num < minDouble || num > maxDouble);return num;

The algorithm for the ValidatorString class:getRequiredString() method:Prompt the user with the…

Please take look at this java code and help me complete this code to compile together. //MainValidatorA3 public class MainA3 { public static void main(String[] args) { System.out.println("Welcome to the Validation Tester application"); // Int Test System.out.println("Int Test"); ValidatorNumeric intValidator = new ValidatorNumeric("Enter an integer between -100 and 100: ", -100, 100); int num = intValidator.getIntWithinRange(); System.out.println("You entered: " + num + "\n"); // Double Test System.out.println("Double Test"); ValidatorNumeric doubleValidator = new ValidatorNumeric("Enter a double value: "); double dbl = doubleValidator.getDoubleWithinRange(); System.out.println("You entered: " + dbl + "\n"); // Required String Test System.out.println("Required String Test:"); ValidatorString stringValidator = new ValidatorString("Enter a required string: "); String requiredString = stringValidator.getRequiredString(); System.out.println("\nYou entered: " + requiredString + "\n"); // String Choice Test System.out.println("String Choice Test"); ValidatorString choiceValidator = new ValidatorString("Select one (x/y): ", "x", "y"); String choice = choiceValidator.getChoiceString(); System.out.println("You entered: " + choice); System.out.println("\nAll Done!"); } } // Validator.java import java.util.Scanner; public interface Validator { String getRequiredString(); String getChoiceString(); }

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Please take look at this java code and help me complete this code to compile together.

//MainValidatorA3

public class MainA3 {
public static void main(String[] args) {
System.out.println("Welcome to the Validation Tester application");

// Int Test
System.out.println("Int Test");
ValidatorNumeric intValidator = new ValidatorNumeric("Enter an integer between -100 and 100: ", -100, 100);
int num = intValidator.getIntWithinRange();
System.out.println("You entered: " + num + "\n");

// Double Test
System.out.println("Double Test");
ValidatorNumeric doubleValidator = new ValidatorNumeric("Enter a double value: ");
double dbl = doubleValidator.getDoubleWithinRange();
System.out.println("You entered: " + dbl + "\n");

// Required String Test
System.out.println("Required String Test:");
ValidatorString stringValidator = new ValidatorString("Enter a required string: ");
String requiredString = stringValidator.getRequiredString();
System.out.println("\nYou entered: " + requiredString + "\n");

// String Choice Test
System.out.println("String Choice Test");
ValidatorString choiceValidator = new ValidatorString("Select one (x/y): ", "x", "y");
String choice = choiceValidator.getChoiceString();
System.out.println("You entered: " + choice);

System.out.println("\nAll Done!");
}
}

// Validator.java

import java.util.Scanner;

public interface Validator {
String getRequiredString();
String getChoiceString();
}

public int getIntWithinRange () {
}
int num;
do {
num
getInt();
if (num <minInt) {
System.out.println("Error! Number must be greater than " + (minInt - 1));
}else if (num > maxInt) {
}
System.out.println("Error! Number must be less than " + (maxInt + 1));
} while (num < minInt || num > maxInt);
return num;
public double getDouble() {
Scanner scanner = new Scanner (source: System.in);
System.out.print (s: prompt);
while (!scanner.hasNextDouble () ) {
}
System.out.println(x: "Error! Invalid decimal value. Try again.");
System.out.print(s: prompt);
scanner.next();
return scanner.nextDouble();
}
public double getDoubleWithinRange () {
double num;
do {
num = getDouble();
if (num <minDouble) {
System.out.println("Error! Number must be greater than " + minDouble);
}else if (num > maxDouble) {
}
System.out.println("Error! Number must be less than " + maxDouble);
} while (num < minDouble || num > maxDouble);
return num;

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